staging:iio:generic_buffer example - handle endian differences
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/iio/Documentation/iio_utils.h b/drivers/staging/iio/Documentation/iio_utils.h
index 986889b..6f3a392 100644
--- a/drivers/staging/iio/Documentation/iio_utils.h
+++ b/drivers/staging/iio/Documentation/iio_utils.h
@@ -74,6 +74,7 @@
unsigned bits_used;
unsigned shift;
uint64_t mask;
+ unsigned be;
unsigned is_signed;
unsigned enabled;
unsigned location;
@@ -84,6 +85,7 @@
* @is_signed: output whether channel is signed
* @bytes: output how many bytes the channel storage occupies
* @mask: output a bit mask for the raw data
+ * @be: big endian
* @device_dir: the iio device directory
* @name: the channel name
* @generic_name: the channel type name
@@ -93,6 +95,7 @@
unsigned *bits_used,
unsigned *shift,
uint64_t *mask,
+ unsigned *be,
const char *device_dir,
const char *name,
const char *generic_name)
@@ -101,7 +104,7 @@
int ret;
DIR *dp;
char *scan_el_dir, *builtname, *builtname_generic, *filename = 0;
- char signchar;
+ char signchar, endianchar;
unsigned padint;
const struct dirent *ent;
@@ -156,6 +159,7 @@
printf("failed to pass scan type description\n");
return ret;
}
+ *be = (endianchar == 'b');
*bytes = padint / 8;
if (*bits_used == 64)
*mask = ~0;
@@ -399,6 +403,7 @@
¤t->bits_used,
¤t->shift,
¤t->mask,
+ ¤t->be,
device_dir,
current->name,
current->generic_name);